ABB ret650 - Page 165

Name Values (Range) Unit Step Default Description
DirMode4 Off
Non-directional
Forward
Reverse
-
- Non-directional Directional mode of step 4 (off, non-
directional, forward, reverse)
Characterist4 ANSI Ext. inv.
ANSI Very inv.
ANSI Norm. inv.
ANSI Mod. inv.
ANSI Def. Time
L.T.E. inv.
L.T.V. inv.
L.T. inv.
IEC Norm. inv.
IEC Very inv.
IEC inv.
IEC Ext. inv.
IEC S.T. inv.
IEC L.T. inv.
IEC Def. Time
Reserved
RI type
RD type
- - ANSI Def. Time Time delay curve type for step 4
IN4> 1 - 2500 %IB 1 17 Operate residual current level for step 4 in
% of IBase
t4 0.000 - 60.000 s 0.001 1.200 Independent (definite) time delay of step 4
k4 0.05 - 999.00 - 0.01 0.05 Time multiplier for the dependent time
delay for step 4
IMin4 1 - 10000 %IB 1 17 Minimum operate current for step 4 in % of
IBase
t4Min 0.000 - 60.000 s 0.001 0.000 Minimum operate time in inverse curves
step 4
HarmRestrain4 Off
On
- - On Enable block of step 4 from harmonic
restrain
Table 88: EF4PTOC Non group settings (basic)
Name
Values (Range) Unit Step Default Description
GlobalBaseSel 1 - 6 - 1 1 Selection of one of the Global Base Value
groups
SeqTypeUPol ZeroSeq
NegSeq
- - ZeroSeq Choice of measurand for polarizing
voltage
SeqTypeIPol ZeroSeq
NegSeq
- - ZeroSeq Choice of measurand for polarizing
current
SeqTypeIDir ZeroSeq
NegSeq
- - ZeroSeq Choice of measurand for directional
current
1MRK 504 135-UEN A Section 8
Current protection
159
Technical manual